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Weather & Climate in Hatsukaichi, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hatsukaichi experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 36°F in January while summers reach 75°F in July. The area gets 195 sunny days per year. Annual precipitation totals 77.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 13 feet.
Temperature
36°F Jan (2°C)
75°F Jul (24°C)
| Annual Average | 55.2°F |
| 2% above US avg | |
| January Average | 36°F (2°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 195 days/yr |
Geography
| Elevation | 13 ft (4 m) |
| Area | 189.0 sq mi (489.5 km²) |
| Population Density | 604/sq mi |
| Coordinates | 34.3500°N, 132.3333°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
144 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.8.
| Mar 24, 2001 | 16 km SSW of Kure, Japan | M6.8 | 35 km | 50 km |
| Oct 6, 2000 | 8 km ESE of Matsue, Japan | M6.7 | 143 km | 10 km |
| Mar 13, 2014 | 32 km SSW of Hikari, Japan | M6.3 | 88 km | 79 km |
| Apr 17, 2024 | 18 km W of Uwajima, Japan | M6.3 | 122 km | 32 km |
| Jun 25, 1997 | 17 km E of Hagi, Japan | M5.9 | 67 km | 10 km |
| Apr 8, 2018 | 8 km NNE of ?dach?-?da, Japan | M5.7 | 103 km | 10 km |
| May 22, 1998 | 9 km NE of Bungo-Takada-shi, Japan | M5.5 | 111 km | 81 km |
| Aug 28, 1991 | 9 km SSW of Yasugich?, Japan | M5.5 | 136 km | 13 km |
| Oct 8, 2000 | 32 km N of Sh?bara, Japan | M5.4 | 109 km | 10 km |
| Sep 3, 1997 | 21 km S of Yasugich?, Japan | M5.3 | 127 km | 10 km |
| Jul 17, 2021 | 29 km NE of Kitsuki, Japan | M5.2 | 94 km | 64 km |
| Oct 28, 1991 | 13 km SSW of Ube, Japan | M5.2 | 118 km | 17 km |
| Oct 8, 2000 | 8 km SSW of Yonago, Japan | M5.2 | 144 km | 10 km |
| Mar 25, 2001 | 22 km WNW of H?j?, Japan | M5.2 | 42 km | 43 km |
| Apr 2, 1997 | 34 km WSW of ?zu, Japan | M5.1 | 111 km | 46 km |
| Apr 26, 2007 | 15 km ESE of Niihama, Japan | M5.1 | 115 km | 50 km |
| Jan 3, 1991 | 22 km W of ?zu, Japan | M5.0 | 96 km | 63 km |
| Aug 14, 1993 | 19 km SW of ?zu, Japan | M5.0 | 110 km | 41 km |
| Jun 3, 2011 | 9 km ENE of G?tsuch?, Japan | M5.0 | 75 km | 10 km |
| Jan 9, 2001 | 40 km W of ?zu, Japan | M4.9 | 89 km | 49 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
49 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Shanshan | Category 1 | 86 mph | 279 km |
| 2022 | Nanmadol | Category 1 | 86 mph | 180 km |
| 2022 | Hinnamnor | Category 1 | 81 mph | 282 km |
| 2020 | Haishen | Category 2 | 98 mph | 299 km |
| 2019 | Francisco | Category 1 | 81 mph | 228 km |
| 2018 | Jebi | Category 3 | 98 mph | 216 km |
| 2018 | Trami | Category 1 | 92 mph | 230 km |
| 2018 | Cimaron | Category 1 | 92 mph | 219 km |
| 2018 | Prapiroon | Category 1 | 69 mph | 295 km |
| 2017 | Noru | Category 1 | 69 mph | 193 km |
| 2016 | Malakas | Category 1 | 86 mph | 203 km |
| 2015 | Goni | Category 3 | 98 mph | 152 km |
| 2015 | Nangka | Category 1 | 81 mph | 236 km |
| 2014 | Halong | Category 1 | 81 mph | 175 km |
| 2011 | Ma-on | Category 1 | 86 mph | 196 km |
| 2008 | Sinlaku | Category 1 | 75 mph | 263 km |
| 2007 | Usagi | Category 2 | 92 mph | 99 km |
| 2007 | Man-yi | Category 1 | 81 mph | 189 km |
| 2006 | Shanshan | Category 1 | 92 mph | 182 km |
| 2005 | Nabi | Category 2 | 86 mph | 126 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
6 tsunamis recorded within 500 km. Highest wave on record: 10.0 m (33 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1026 | OFF MASUDA, SHIMANE PREFECTURE | Earthquake | 10.0 m | 1,001 | 70 km |
| 1596 | BEPPU BAY, KYUSHU | Eruption + Earthquake | 8.0 m | 708 | 131 km |
| 1872 | SW. HONSHU ISLAND | Earthquake | 3.0 m | 804 | 68 km |
| 1715 | SEIKAIDO | Earthquake | — | — | 131 km |
| 1698 | SEIKAIDO-NANKAIDO | Earthquake | — | — | 131 km |
| 1597 | BEPPU BAY, JAPAN | Eruption + Earthquake | — | 40 | 135 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Abu (69 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Abu | Shield(s) | 641 m (2,103 ft) | -6850 | 69 km |
| Sanbesan | Stratovolcano | 1,126 m (3,694 ft) | 650 | 92 km |
| Yufu-Tsurumi | Lava dome(s) | 1,584 m (5,197 ft) | 867 | 147 km |
| Kujusan | Stratovolcano(es) | 1,791 m (5,876 ft) | 1996 | 173 km |
| Asosan | Caldera | 1,592 m (5,223 ft) | 2020 | 199 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 36°F (2°C) | 3.0 in | Coldest |
| February | 37°F (3°C) | 3.5 in | |
| March | 42°F (6°C) | 5.3 in | |
| April | 52°F (11°C) | 7.1 in | |
| May | 60°F (16°C) | 7.4 in | |
| June | 67°F (20°C) | 12.2 in | Wettest |
| July | 75°F (24°C) | 12.1 in | |
| August | 76°F (25°C) | 7.5 in | Warmest |
| September | 69°F (21°C) | 8.8 in | |
| October | 59°F (15°C) | 4.9 in | |
| November | 49°F (10°C) | 3.5 in | |
| December | 40°F (5°C) | 2.4 in | Driest |
Hatsukaichi has a seasonal temperature swing of 41°F / from 36°F in January to 76°F in August. Total annual precipitation is 77.6 inches, with June being the wettest month (12.2") and December the driest (2.4").